Group 1 - The U.S. stock market operates under a T+0 trading system, allowing investors to sell stocks on the same day they are purchased, which enhances trading flexibility [1] - Most U.S. stocks do not have price limits, leading to potentially significant price fluctuations within a single day, which increases both investment opportunities and risks [1] - The settlement system in the U.S. is T+2, meaning that the actual transfer of funds and stocks occurs on the second business day after a trade, necessitating careful management of available funds and stocks [1] Group 2 - Understanding a target company's financial health is crucial for investment decisions, focusing on key financial metrics such as revenue, profit, and balance sheet indicators [1] - The company's market position, including market share and competitive advantages, significantly impacts its long-term stock performance [1] - The capability of the management team and their strategic planning are vital, as effective leadership can provide a competitive edge in the market [1] Group 3 - Macroeconomic factors, such as GDP growth rate, unemployment rate, and inflation rate, have a profound impact on the overall stock market trends [2] - High GDP growth and low unemployment typically indicate economic prosperity, which may lead to rising stock prices, while high inflation can pressure the stock market due to potential interest rate hikes [2] - U.S. monetary and fiscal policies, including Federal Reserve interest rate decisions and tax policy adjustments, significantly influence market liquidity and corporate financing costs [2] Group 4 - Market valuation is a key consideration for investors, with common metrics including Price-to-Earnings (PE) and Price-to-Book (PB) ratios [2] - Overvaluation may indicate bubble risks and increased likelihood of market corrections, while undervaluation could present investment opportunities, albeit with caution regarding other adverse factors [2] Group 5 - Currency exchange rate fluctuations pose risks for investors in U.S. stocks, as changes in the value of the investor's home currency against the U.S. dollar can directly affect investment returns [3] - An appreciation of the home currency reduces the amount of local currency needed to exchange for the same amount of dollars, potentially decreasing returns when converted back [3] - Conversely, depreciation of the home currency increases returns when converted back to local currency [3]

Group 1 - The article highlights the expertise of Dr. Han Zhongxue, a researcher at the Chinese Academy of Sciences and a professor at Shenzhen University, focusing on macroeconomic policies and their implications for China's economic growth [2][3] - Dr. Han has conducted over 20 research projects at national and provincial levels and has published more than 30 academic papers, indicating a strong background in economic research [2] - The article outlines Dr. Han's extensive experience in both government and corporate sectors, which enhances his insights into economic policies and their practical applications [2] Group 2 - The article lists key topics covered in Dr. Han's lectures, including macroeconomic policy analysis, supply-side reforms, and the impact of the Belt and Road Initiative on industrial layout [3] - It emphasizes the importance of financial system reforms in China, including the evolution of capital markets and local government financing platforms [3] - Public management topics discussed include game theory in public policy choices and the socio-economic impacts of the COVID-19 pandemic on China [3]